345137918756 has 12 divisors (see below), whose sum is σ = 604028415900. Its totient is φ = 172558371360.

The previous prime is 345137918717. The next prime is 345137918771. The reversal of 345137918756 is 657819731543.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33494856256 + 311643062500 = 183016^2 + 558250^2 .

It is a super-3 number, since 3×345137918756³ (a number of 36 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 345137918695 and 345137918704.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2573435 + ... + 2704226.

It is an arithmetic number, because the mean of its divisors is an integer number (50335701325).

Almost surely, 2^345137918756 is an apocalyptic number.

It is an amenable number.

345137918756 is a deficient number, since it is larger than the sum of its proper divisors (258890497144).

345137918756 is a wasteful number, since it uses less digits than its factorization.

345137918756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5294014 (or 5294012 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 59.

The spelling of 345137918756 in words is "three hundred forty-five billion, one hundred thirty-seven million, nine hundred eighteen thousand, seven hundred fifty-six".